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Finding the Fourth Proportional to 295,802.40, 443,995.20 and 146,211.60

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Solution

The fourth proportional to 295,802.40, 443,995.20 and 146,211.60 is: 219,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,802.40 : 443,995.20 = 146,211.60 : x
  2. Step 2: Convert to fraction form
    295,802.40/443,995.20 = 146,211.60/x
  3. Step 3: Cross multiply
    295,802.40x = 443,995.20 × 146,211.60
  4. Step 4: Simplify right side
    295,802.40x = 64,917,248,584.32
  5. Step 5: Solve for x
    x = 64,917,248,584.32/295,802.40
  6. Step 6: Final answer
    x = 219,461.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.